#include <stdio.h>

typedef struct
{
    int age;
} Test;


struct Factory
{
    int age;
} fac;


int main(int argc, char const *argv[])
{
    /* code */
    Test t;
    t.age = 10;
    printf("%d\n", t.age);
    Factory f;
    f.age = 20;
    printf("%d\n", f.age);
    fac.age = 30;
    printf("%d\n", fac.age);
    return 0;
}
